* {
  margin: 0;
  padding: 0;
}
span {
  margin: 0 30px;
}
.HD {
  background-image: url('../../images/背景.jpg');
  background-position: center center;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-attachment: fixed;
  /*background-color: #ffff;*/
}

.HD:before {
  filter: alpha(opacity=0.63);
  -moz-opacity: 0.63;
  opacity: 0.63;
}
.head {
  left: 46%;
  top: 5%;
  width: 76px;
  height: 54px;
  position: fixed;
  color: rgba(16, 16, 16, 1);
  font-size: 36px;
  text-align: left;
  font-family: SourceHanSansSC-bold;
  display: flex;
  position: absolute;
}
.head1 {
  left: 43%;
  top: 15%;
  height: 24px;
  color: rgba(16, 16, 16, 1);
  font-size: 20px;
  text-align: left;
  font-family: Arial-regular;
  position: absolute;
}
.c1 {
  left: 16%;
  top: 30%;
  width: 410px;
  height: 34px;
  color: rgba(16, 16, 16, 1);
  font-size: 20px;
  text-align: left;
  font-family: SourceHanSansSC-regular;
  position: absolute;
}
.c2 {
  left: 60%;
  top: 30%;
  width: 438px;
  height: 44px;
  color: rgba(16, 16, 16, 1);
  font-size: 20px;
  text-align: left;
  font-family: SourceHanSansSC-regular;
  position: absolute;
}
.c3 {
  left: 16%;
  top: 45%;
  width: 403px;
  height: 40px;
  color: rgba(16, 16, 16, 1);
  font-size: 20px;
  text-align: left;
  font-family: SourceHanSansSC-regular;
  position: absolute;
}
.c4 {
  left: 60%;
  top: 45%;
  width: 440px;
  height: 23px;
  color: rgba(16, 16, 16, 1);
  font-size: 20px;
  text-align: left;
  font-family: SourceHanSansSC-regular;
  position: absolute;
}
.c5 {
  left: 16%;
  top: 60%;
  width: 368px;
  height: 56px;
  color: rgba(16, 16, 16, 1);
  font-size: 20px;
  text-align: left;
  font-family: SourceHanSansSC-regular;
  position: absolute;
}
.c6 {
  left: 60%;
  top: 60%;
  width: 451px;
  height: 48px;
  color: rgba(16, 16, 16, 1);
  font-size: 20px;
  text-align: left;
  font-family: SourceHanSansSC-regular;
  position: absolute;
}
.c7 {
  left: 16%;
  top: 75%;
  width: 368px;
  height: 40px;
  color: rgba(16, 16, 16, 1);
  font-size: 20px;
  text-align: left;
  font-family: SourceHanSansSC-regular;
  position: absolute;
}
.c8 {
  left: 60%;
  top: 75%;
  width: 438px;
  height: 40px;
  color: rgba(16, 16, 16, 1);
  font-size: 20px;
  text-align: left;
  font-family: SourceHanSansSC-regular;
  position: absolute;
}
